Answer:
<em>x = 6.3</em>
Step-by-step explanation:
hope this helped <3
A, because: 20x10 1/2=210
And 20x11 1/4=225
And 225-210=15
So thats the answer.
In 2015, eighty-seven babies per one thousand died before reaching one year of age. This figure is called the infant mortality rate.
Infant mortality is defined as a child dying before turning one. The number of newborn deaths for every 1,000 live births is known as the infant mortality rate. The infant mortality rate is a significant indicator of the general health of a society in addition to providing us with valuable information on maternal and baby health. In the United States, there were 5.4 infant deaths for every 1,000 live births in 2020.
Learn more about infant mortality rate here: brainly.com/question/13493110
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